if you know the answer, tweet me@randi kaye cnn. we'll have the answer after this quick break. [ abdul-rashid ] i've been working since i was about 16. you know, one job or the other. the moment i could access the retirement plan, i just became firm about it -- you know, it's like it just hits you fast. you know, you start thinking about what's really important here. ♪ or that printing in color had to cost a fortune. nobody said an all-in-one had to be bulky. or that you had to print from your desk. at least, nobody said it to us. introducing the business smart inkjet all-in-one series from brother. easy to use. it's the ultimate combination of speed, small size, and low-cost printing. a regular guy with an irregular heartbeat. the usual, bob? not today. [ male announcer ] bob has afib: atrial fibrillation not caused by a heart valve problem, a condition that puts him at greater risk for a stroke. [ gps ] turn left. i don't think so. [ male announcer ] for years, bob took warfarin, and made a monthly trip to the clinic to get his